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Null Character

Definition - What does Null Character mean?

A null character refers to any character that has a numeric value of zero. It is termed a null character as it doesn’t carry a value and all its bit are set on 0.

A null character is also known as a null terminator.

Techopedia explains Null Character

Although a null character is valueless, it has wide implementation in programming languages and applications. A null character is a type of control character and is part of most character sets. Typically, a null character is represented by a "space" or empty data set in applications such as a word processing database and is used for filling empty spaces and padding. In programming languages/context, a null character is represented by the escape sequence \0, and it marks the end of a character string.
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